I think it will be number 4
X=1.5
To get this answer you must distribute the -0.3 to the x and -4 in the parentheses. Once you distribute you should have .5x= -.3x+1.2. Next you add together both x's to get .8x=1.2. Divide .8 on both sides to get x=1.5.
Answer:
because they have loads of work to do and they even have to bear some crazy patients so..